As this is a Swyama Siddha Hanuman Mantra it doesn't have to generally be chanted for a set quantity of Mantra Repetitions for being able to utilize it. Distinctive worship and rituals and regulations pertaining to route, sitting mat, and counting rosary will not be advised for chanting this Hanuman https://www.youtube.com/watch?v=ufkmD95y7fE&t=32s